From f3971319b9de0c52eaf8055e18bf02321440de1d Mon Sep 17 00:00:00 2001
From: Manolo Gouy <Manolo>
Date: Wed, 30 May 2018 20:20:47 +0000
Subject: MacOS: have Fl_OpenGL_Display_Device::capture_gl_rectangle() capture
 also the overlay of GL windows.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.4@12938 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 FL/Fl_Gl_Window_Driver.H | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'FL')

diff --git a/FL/Fl_Gl_Window_Driver.H b/FL/Fl_Gl_Window_Driver.H
index 63d08fedf..1b5d36bfd 100644
--- a/FL/Fl_Gl_Window_Driver.H
+++ b/FL/Fl_Gl_Window_Driver.H
@@ -59,7 +59,6 @@ public:
   virtual void swap_buffers() {}
   virtual void resize(int is_a_resize, int w, int h) {}
   virtual char swap_type();
-  virtual void flush_context() {}
   virtual int flush_begin(char& valid_f) {return 0;}
   virtual void hide_overlay(void *& overlay) {}
   static Fl_Gl_Choice *find_begin(int m, const int *alistp);
@@ -101,6 +100,7 @@ class NSOpenGLPixelFormat;
 
 class Fl_Cocoa_Gl_Window_Driver : public Fl_Gl_Window_Driver {
   friend class Fl_Gl_Window_Driver;
+  friend class Fl_OpenGL_Display_Device;
   Fl_Cocoa_Gl_Window_Driver(Fl_Gl_Window *win) : Fl_Gl_Window_Driver(win) {}
   virtual float pixels_per_unit();
   virtual void before_show(int& need_redraw);
@@ -110,7 +110,7 @@ class Fl_Cocoa_Gl_Window_Driver : public Fl_Gl_Window_Driver {
   virtual void swap_buffers();
   virtual void resize(int is_a_resize, int w, int h);
   virtual char swap_type();
-  virtual void flush_context();
+  void flush_context();
   virtual Fl_Gl_Choice *find(int m, const int *alistp);
   virtual GLContext create_gl_context(Fl_Window* window, const Fl_Gl_Choice* g, int layer = 0);
   virtual void set_gl_context(Fl_Window* w, GLContext context);
-- 
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